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    "headline": "Power-Market Agents Found the Supra-Competitive Price",
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    "dek": "Multi-agent reinforcement learners sustained outcomes consistent with several tacit-collusion indicators without explicit coordination instructions.",
    "summary": "Multi-agent reinforcement learners sustained outcomes consistent with several tacit-collusion indicators without explicit coordination instructions.",
    "body_text": "The simulated electricity market uses repeated strategic bidding and imperfect public monitoring. Some learned behaviors exceeded competitive baselines across the authors' multidimensional criteria, establishing a plausible risk in the model—not evidence of collusion in an actual power market.",
    "why_it_matters": "Multi-agent reinforcement learners sustained outcomes consistent with several tacit-collusion indicators without explicit coordination instructions.",
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      "Some learned behaviors exceeded competitive baselines across the authors' multidimensional criteria, establishing a plausible risk in the model—not evidence of collusion in an actual power market."
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    "tags": [
      "electricity markets",
      "collusion",
      "multi-agent RL"
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      "title": "arXiv preprint 2608.26896",
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